service
what are service lateral conductors
under ground service
what is service drop
overhead electrical lines
NEC ____ provides rules for working space around electrical equipment
110.26
main service disconnect shall not be installed in a
bathroom
cu is short for
copper
a panel board must not be installed in an
face up position
what does ufer stand for
concrete-encased grounding electrode
300.4
al is short for
aluminum
its important for the disconnect panel used as service equipment be marked
suitable
what is over current
a condition which exists in an electrical circuit when the normal load current is exceeded.
when calculating the size of the required service,house hold cooking equipment demand factors are given in table
220.55
SE cable is use for a service
true
grounding rods must be at least___ ft in length
8
what is service-drop
conductors are permitted to be attached to and spported by the service mast
when calculating the size of the required service, household electric clothes dryer demand facters are given in table
220.54
you dont need duct seal for service
flase
ground clamps used for bounding and grounding must be
listed for the purpose
an exterior raceway containing service entrance conductors must be
raintight
the grounding eletrode conductor is sized according to table
250.66
four appliances fastened in place a demand factor of 75%
true